Granted Patent
Utility
US 4,638,937 · App. 06/761,721
Beam lead bonding apparatus
Inventor:
Thomas D. Belanger, Jr.
Patented Case
View Patent ↗
Granted: Jan 27, 1987
Filed: Aug 2, 1985
Inventor
Thomas D. Belanger, Jr.
Assignee (at issue)
GTE Communication Systems Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.